st: add page (#6475)

pages/linux/st.md

@@ -0,0 +1,24 @@
+# st
+
+> A simple terminal emulator for the X Window System.
+> More information: <https://st.suckless.org>.
+
+- Open a terminal:
+
+`st`
+
+- Open a terminal with a specific title:
+
+`st -T {{title}}`
+
+- Open a terminal, execute a given command, and write the output to a file:
+
+`st -o {{path/to/file}} -e {{command argument1 argument2}}`
+
+- Increase/decrease the font size:
+
+`Ctrl + Shift + {{Page Up|Page Down}}`
+
+- Copy/paste from the clipboard:
+
+`Ctrl + Shift + {{C|V}}`